27981956121

素因数分解:

$3^1\times 7^3\times {\mathrm{347}}^1\times {\mathrm{78367}}^1$

素因数の和:78738

約数の個数: 32

約数和(自身を含む): 43635302400

約数和(自身を除く): 15653346279

約数列:

[1, 3, 7, 21, 49, 147, 343, 347, 1029, 1041, 2429, 7287, 17003, 51009, 78367, 119021, 235101, 357063, 548569, 1645707, 3839983, 11519949, 26879881, 27193349, 80639643, 81580047, 190353443, 571060329, 1332474101, 3997422303, 9327318707, 27981956121]

約数ペア:

[(1, 27981956121), (3, 9327318707), (7, 3997422303), (21, 1332474101), (49, 571060329), (147, 190353443), (343, 81580047), (347, 80639643), (1029, 27193349), (1041, 26879881), (2429, 11519949), (7287, 3839983), (17003, 1645707), (51009, 548569), (78367, 357063), (119021, 235101)]